@romit In BAS 0, this is not a tab, but as it were, the initial page of the browser and it cannot be closed, only the following can be.
If 0 close it, then the stream itself closes as it were :)
The browser seems to be closed.
I tried to login from another pc, but it didn't work.
Unzip the script and install it. At startup, enter the authorization data of the bablosoft personal account in which the script license was purchased: Sphere.rar
Updated version of BAS - 23.2.1 solved most of the issues I had.
I opened backup version of project file in text editor and rebuild
it in new BAS version 23.2.1.
I think you could use another thread with the browser to accomplish this. And saving the necessary data to a resource / global variable, then using this data in the new thread, whether with the browser or whatever needs to be done.